@article{machado_pereira_sampaio-jorge_knifis_hackney_2009,  title={Creatine supplementation: effects on blood creatine kinase activity responses to resistance exercise and creatine kinase activity measurement},  volume={45},  ISSN={1984-8250},  url={https://doi.org/10.1590/S1984-82502009000400020},  DOI={10.1590/S1984-82502009000400020},  number={4},  journal={Brazilian Journal of Pharmaceutical Sciences},  publisher={Universidade de São Paulo, Faculdade de Ciências Farmacêuticas},  author={Machado, Marco and Pereira, Rafael and Sampaio-Jorge, Felipe and Knifis, Franz and Hackney, Anthony},  year={2009},  month={Oct},  pages={751–757} }